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Fix path bugs & wrap seeks in an if (#1154)

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* Fix path bugs

* Wrap most seeks in an if
This commit is contained in:
Paris Oplopoios
2024-09-30 12:42:59 +03:00
committed by GitHub
parent c7ff0419ad
commit cbbf3505e7
11 changed files with 105 additions and 47 deletions
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15
src/core/loader/elf.cpp
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@@ -204,7 +204,10 @@ void Elf::Open(const std::filesystem::path& file_name) {
}
out.resize(num);
m_f.Seek(offset, SeekOrigin::SetOrigin);
if (!m_f.Seek(offset, SeekOrigin::SetOrigin)) {
LOG_CRITICAL(Loader, "Failed to seek to header tables");
return;
}
m_f.Read(out);
};
@@ -465,7 +468,10 @@ std::string Elf::ElfPHeaderStr(u16 no) {
void Elf::LoadSegment(u64 virtual_addr, u64 file_offset, u64 size) {
if (!is_self) {
// It's elf file
m_f.Seek(file_offset, SeekOrigin::SetOrigin);
if (!m_f.Seek(file_offset, SeekOrigin::SetOrigin)) {
LOG_CRITICAL(Loader, "Failed to seek to ELF header");
return;
}
m_f.ReadRaw<u8>(reinterpret_cast<u8*>(virtual_addr), size);
return;
}
@@ -479,7 +485,10 @@ void Elf::LoadSegment(u64 virtual_addr, u64 file_offset, u64 size) {
if (file_offset >= phdr.p_offset && file_offset < phdr.p_offset + phdr.p_filesz) {
auto offset = file_offset - phdr.p_offset;
m_f.Seek(offset + seg.file_offset, SeekOrigin::SetOrigin);
if (!m_f.Seek(offset + seg.file_offset, SeekOrigin::SetOrigin)) {
LOG_CRITICAL(Loader, "Failed to seek to segment");
return;
}
m_f.ReadRaw<u8>(reinterpret_cast<u8*>(virtual_addr), size);
return;
}